1989 Stella Artois Indoor – Singles
| Singles | |
|---|---|
| 1989 Stella Artois Indoor | |
| 1988 Champion | Yannick Noah |
| Champion | Boris Becker |
| Runner-up | Alexander Volkov |
| Score | 6–1, 6–2 |
Yannick Noah was the defending champion but lost in the second round to Slobodan Živojinović.
Boris Becker won in the final 6–1, 6–2 against Alexander Volkov.